Facebook Safety Check - Connect with friends and loved ones during a disaster
Q-Stats - Get free marketing insights for every question on Quora.
Crisis Response on Facebook - Find more information about crises and crisis response tools
Site Rank Data - View historical rank information of websites via time series charts.
RscMe - Rescue & Emergency app for Apple Watch
HypeStat - HypeStat is free statistics and analytics service, where you can find information about every website.